Balablok
- Release Year: 1972
- Country: Canada
- Studio: National Film Board of Canada
- Director: Bretislav Pojar
- Traditional Animation

Bretislav Pojar’s animated short explores the human phenomenon of resorting to violence over reason. The cubes live happily amongst themselves until one of them encounters a ball. War erupts and they fight until they all become the same again – this time in the form of hexagons. All is right in the world until one of them stumbles upon a triangle…
Plot summary: NFBC